👉 Tetrous is a term used in mathematical logic and computer science, specifically related to the concept of an infinite set. It refers to an infinite number of items that are all equal in value or quantity. In mathematics, a tetrous set is a set with exactly one element. These sets are often represented by the symbol S, where S = {1, 2, 3, ...}. Tetrous sets can be used to represent infinite sequences and sequences of numbers, which are fundamental concepts